Which of the Following (Historically Inaccurate)examples Best Demonstrates the Process

question 28

Multiple Choice

Which of the following (historically inaccurate) examples best demonstrates the process of the ratchet effect?

• A)Ke$ha brushes her teeth with a bottle of whiskey,but Lady Gaga gives her a tube of toothpaste because it cleans teeth better.
• B)Wolverine and Thor independently create the first hammers.Wolverine's hammer is simply a rock,whereas Thor's hammer has a metal head and a long handle.
• C)Wayne Gretzky demonstrates how to use a hockey stick to shoot pucks,and everyone then tries to figure out how the stick can be used to shoot pucks.
• D)Marx creates a new political ideology,Lenin builds on that ideology,and Stalin further expands on it.
• E)Rafael Nadal demonstrates how to use a tennis racquet to hit a ball,and everyone mimics Rafael's movements with their racquets.

---

Definitions:

Serotonin

A neurotransmitter that plays a key role in regulating mood, sleep, appetite, and digestion, among other functions.

Acetylcholine

A neurotransmitter involved in many functions including muscle movement and memory.

Cortisol

A steroid hormone produced by the adrenal glands, which is often released in response to stress and has various roles in the body including regulating metabolism.

Aerobic Exercise

Physical exercise that improves oxygen consumption by the body, enhancing cardiovascular health and endurance.